This math topic focuses on the concept of ratios and unit rates, specifically in the context of determining the unit price of items when given in fractions. It covers practical applications such as calculating the cost per kilogram of various items. Each problem presents an item with a total price and quantity, and learners are tasked with finding the correct price per kilogram from multiple-choice answers. These problems are part of a broader introduction to ratios of lengths, aiming to enhance learners' ability to work with ratios in real-life contexts.
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What is the price per kg of this item?